Re: [PATCH 09/18] iotests: Drop IMGOPTS use in 267

[Maxim Levitsky <mlevitsk@redhat.com>]

On Mon, 2019-09-30 at 17:01 +0200, Max Reitz wrote:
> On 30.09.19 16:32, Maxim Levitsky wrote:
> > On Mon, 2019-09-30 at 15:01 +0200, Max Reitz wrote:
> > > On 29.09.19 18:33, Maxim Levitsky wrote:
> > > > On Fri, 2019-09-27 at 11:42 +0200, Max Reitz wrote:
> > > > > Overwriting IMGOPTS means ignoring all user-supplied options, which is
> > > > > not what we want.  Replace the current IMGOPTS use by a new BACKING_FILE
> > > > > variable.
> > > > > 
> > > > > Signed-off-by: Max Reitz <mreitz@redhat.com>
> > > > > ---
> > > > >  tests/qemu-iotests/267 | 12 ++++++++----
> > > > >  1 file changed, 8 insertions(+), 4 deletions(-)
> > > > > 
> > > > > diff --git a/tests/qemu-iotests/267 b/tests/qemu-iotests/267
> > > > > index 95f885442f..529f5f9afe 100755
> > > > > --- a/tests/qemu-iotests/267
> > > > > +++ b/tests/qemu-iotests/267
> > > > > @@ -68,7 +68,11 @@ size=128M
> > > > >  
> > > > >  run_test()
> > > > >  {
> > > > > -    _make_test_img $size
> > > > > +    if [ -n "$BACKING_FILE" ]; then
> > > > > +        _make_test_img -b "$BACKING_FILE" $size
> > > > > +    else
> > > > > +        _make_test_img $size
> > > > > +    fi
> > > > >      printf "savevm snap0\ninfo snapshots\nloadvm snap0\n" | run_qemu "$@" | _filter_date
> > > > >  }
> > > > >  
> > > > > @@ -119,12 +123,12 @@ echo
> > > > >  
> > > > >  TEST_IMG="$TEST_IMG.base" _make_test_img $size
> > > > >  
> > > > > -IMGOPTS="backing_file=$TEST_IMG.base" \
> > > > > +BACKING_FILE="$TEST_IMG.base" \
> > > > >  run_test -blockdev driver=file,filename="$TEST_IMG.base",node-name=backing-file \
> > > > >           -blockdev driver=file,filename="$TEST_IMG",node-name=file \
> > > > >           -blockdev driver=$IMGFMT,file=file,backing=backing-file,node-name=fmt
> > > > >  
> > > > > -IMGOPTS="backing_file=$TEST_IMG.base" \
> > > > > +BACKING_FILE="$TEST_IMG.base" \
> > > > >  run_test -blockdev driver=file,filename="$TEST_IMG.base",node-name=backing-file \
> > > > >           -blockdev driver=$IMGFMT,file=backing-file,node-name=backing-fmt \
> > > > >           -blockdev driver=file,filename="$TEST_IMG",node-name=file \
> > > > > @@ -141,7 +145,7 @@ echo
> > > > >  echo "=== -blockdev with NBD server on the backing file ==="
> > > > >  echo
> > > > >  
> > > > > -IMGOPTS="backing_file=$TEST_IMG.base" _make_test_img $size
> > > > > +_make_test_img -b "$TEST_IMG.base" $size
> > > > >  cat <<EOF |
> > > > >  nbd_server_start unix:$TEST_DIR/nbd
> > > > >  nbd_server_add -w backing-fmt
> > > > 
> > > > qemu's master (pulled today), don't have iotest 267,
> > > > you probably based this on some not yet merged branch.
> > > > Or I made some mistake with pulling the master branch.
> > > 
> > > Yep, it’s only in Kevin’s block branch (and thus mine, too).  He sent a
> > > pull request for it, which was rejected though (because this test is
> > > broken on anything but x64, but that doesn’t stop this patch).
> > > 
> > 
> > I figured out that it must be something like that.
> > Being lazy, I would like to ask if we have maybe a list of these 
> > branches somewhere in the wiki?
> 
> The MAINTAINERS file has at least Kevin’s branch:
> 
> $ scripts/get_maintainer.pl --scm --no-email --no-l -f block
> git https://repo.or.cz/qemu/kevin.git block
Thank you!
I didn't knew that MAINTAINERS contain git branches these day.

Best regards,
	Maxim Levitsky